Home / 245,893,171.43-368,734,767.69-142,333,858.54

Finding the Fourth Proportional to 245,893,171.43, 368,734,767.69 and 142,333,858.54

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Solution

The fourth proportional to 245,893,171.43, 368,734,767.69 and 142,333,858.54 is: 213,440,015.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,893,171.43 : 368,734,767.69 = 142,333,858.54 : x
  2. Step 2: Convert to fraction form
    245,893,171.43/368,734,767.69 = 142,333,858.54/x
  3. Step 3: Cross multiply
    245,893,171.43x = 368,734,767.69 × 142,333,858.54
  4. Step 4: Simplify right side
    245,893,171.43x = 52,483,442,264,162,896
  5. Step 5: Solve for x
    x = 52,483,442,264,162,896/245,893,171.43
  6. Step 6: Final answer
    x = 213,440,015.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.